# US 10,374,482 B2 · Motor mounting device

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- Number: US 10,374,482 B2
- Document ID: US10374482B2
- Status: Granted
- Kind: B2
- Application number: 14/957,641
- Filed: 2015-12-03
- Published: 2016-06-09
- Granted: 2019-08-06
- Earliest claimed: 2014-12-04
- Assignees: Mahle International GmbH
- Applicants: MAHLE International GmbH
- Inventors: Walter Wolf
- Web page: https://patentgrep.com/patent/US10374482B2

## CPC

- H02K 5/24: specially adapted for suppression or reduction of noise or vibrations
- F04D 25/06: the pump being electrically driven (F04D25/08 takes precedence)
- F04D 25/08: the working fluid being air, e.g. for ventilation
- F04D 29/668: {damping or preventing mechanical vibrations}
- H02K: DYNAMO-ELECTRIC MACHINES (dynamo-electric relays H01H53/00; conversion of DC or AC input power into surge output power {H03K3/53})
- F04D: NON-POSITIVE-DISPLACEMENT PUMPS (engine fuel-injection pumps F02M; ion pumps H01J41/12; electrodynamic pumps H02K44/02)

## Abstract

A motor mounting device having a motor adapter that is formed substantially ring-shaped or pot-shaped and is used to receive a motor, and having a motor mount, which is used to hold the motor adapter, whereby elastic damping elements are disposed between the motor adapter and the motor mount, whereby the damping elements are formed as extruded profiles.

## Claims

### Claim 1

A motor mounting device comprising:
a motor adapter that is formed substantially ring-shaped or pot-shaped and is adapted to receive a motor;
a motor mount adapted to hold the motor adapter; and
elastic damping elements arranged between the motor adapter and the motor mount, the damping elements being formed as extruded profiles,
wherein first retaining elements for holding the damping elements are arranged on the motor mount and second retaining elements for holding the damping elements are arranged on the motor adapter, so that a damping element is arranged between a first retaining element and a second retaining element,
wherein the first retaining element is a first circumferential frame formed of two parallel axial ribs connected together by two parallel radial ribs and the second retaining element is a second circumferential frame formed of two parallel axial ribs connected together by two parallel ribs, and
wherein one of the two parallel radial ribs of the second circumferential frame is beveled to form a beveled surface, such that when the motor adapter is pushed into the motor mount, the damper element is able to be pushed over the beveled surface of the one of the two parallel ribs so that the damper element is pushed into the second circumferential frame.

### Claim 2 (depends on 1)

The motor mounting device according to claim 1, wherein the motor mount surrounds the motor adapter substantially in a shape of a ring, and wherein the damping elements are arranged between the motor adapter and the motor mount and distributed over a circumference of the motor adapter and motor mount.

### Claim 3 (depends on 2)

The motor mounting device according to claim 2, wherein the damping elements are arranged at an angular distance of 120° to one another.

### Claim 4 (depends on 1)

The motor mounting device according to claim 1, wherein the motor adapter surrounds the motor substantially with at least three fingers, such that the motor adapter is formed of the at least three fingers, each of the at least three fingers having a first end and a second end, the first end of each of the at least three fingers being connected to the second end of an adjacent one of each of the at least three fingers to form the ring-shaped or pot-shaped motor adapter, wherein the damping elements are arranged between the motor adapter and the motor mount and distributed over a circumference of the motor adapter and motor mount, and wherein at least one of the second retaining elements is arranged directly on an exterior surface of each of the at least three fingers.

### Claim 5 (depends on 1)

The motor mounting device according to claim 1, wherein at least two of the damping elements or wherein the damping elements are disposed substantially at a same axial height or wherein at least individual damping elements are arranged offset to one another in an axial direction.

### Claim 6 (depends on 5)

The motor mounting device according to claim 5, wherein the damping elements are disposed substantially at an axial height of a center of gravity of the electric motor.

### Claim 7 (depends on 5)

The motor mounting device according to claim 5, wherein first damping elements are arranged substantially at a first axial height, and wherein second damping elements are arranged substantially at a second axial height, and wherein a first and a second damping element are each arranged alternately on a circumference of the motor adapter and motor mount.

### Claim 8 (depends on 1)

The motor mounting device according to claim 1, wherein first damping elements transmit a force in a first axial direction between the motor mount and the motor adapter and wherein second damping elements transmit a force in a second axial direction between the motor mount and the motor adapter, and wherein the second axial direction is oriented opposite to the first axial direction.

### Claim 9 (depends on 1)

The motor mounting device according to claim 1, wherein the damping elements have a longitudinal direction in an extrusion direction, and wherein at least individual damping elements or all damping elements are arranged with their longitudinal direction in the axial direction, in the radial direction, and/or in the tangential direction, or in the circumferential direction.

### Claim 10 (depends on 1)

The motor mounting device according to claim 1, wherein the damping elements are formed of silicone, a thermoplastic elastomer, or of a rubber-elastic material.

### Claim 11 (depends on 1)

The motor mounting device according to claim 1, wherein the damping elements, in cross section, are formed triangular, quadrangular, rectangular, square, rhombic, round, O-shaped, P-shaped, D-shaped, d-shaped, H-shaped, C-shaped, V-shaped, U-shaped, Z-shaped, T-shaped, E-shaped, or L-shaped in section.

### Claim 12 (depends on 1)

The motor mounting device according to claim 1, wherein at least one of the damping elements is formed as a hollow body or as a solid body.

### Claim 13 (depends on 1)

The motor mounting device according to claim 1, wherein the first retaining elements have a receptacle opening, and wherein the damping elements have a projection extending therefrom that extends through the receptacle opening when the damping elements are mounted in the first retaining elements.

### Claim 14 (depends on 1)

The motor mounting device according to claim 1, wherein in a fully assembled state, the damper element is not in direct contact with the beveled surface of the one of the two parallel radial ribs of the second circumferential frame.
